Principal Software Engineer, Agentic Data Platform is open at Horizon3ai in US, Remote. The posting gives a salary of $255K - $290K. Posted on Oct 13, 2026, and still on Horizon3ai’s careers page when we last checked, on Nov 14, 2026.
About the role
The Principal Engineer for Database Platform is the technical anchor of NodeZero's data infrastructure. This is an individual contributor role with no direct reports — your influence is through technical leadership, architecture ownership, and raising the engineering bar across the team. You own the most consequential database architecture decisions, define the standards that govern how NodeZero stores, queries, and…
The opening lines of the posting. The rest is on Horizon3ai’s careers page.
Hiring at Horizon3ai
Horizon3ai has 200 open roles right now, 152 of them remote. Most are in Engineering, Sales & Business Development and Marketing & Community. The median advertised salary across its roles with a published range is $230K. See all its roles
